deposito's in het oosten van continenten
Azië
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Ethiopia, Morocco, South Africa
Europa
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland
France, Germany, Italy, Norway, Scotland
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, Costa Rica, Panama, USA
Zuid-Amerika
-
Argentina, Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
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Central Australia, New Zealand, Queensland